1. Toth, P., Vigo, D.: The Vehicle Routing Problem. In: Monographs on Discrete Mathematics and Applications. SIAM, Philadelphia (2001)
2. Pisinger, D., Ropke, S.: A General Heuristic for Vehicle Routing Problems, tech. report, Dept. of Computer Science, Univ. Copenhagen (2005)
3. OR/MS Today: Vehicle Routing Software Survey, United States. Institute for Operations Research and the Management Sciences (June 2006)
4. Cordeau, J.F., Laporte, G., Savelsbergh, M.W.P., Vigo, D.: Short-Haul Routing(submitted)
5. Gendreau, M., Iori, M., Laporte, G., Martello, S.: A tabu search heuristic for the vehicle routing problem with two-dimensional loading constraints, Networks (to appear)